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| Matrix< double > | DFT (Matrix< double > data, int offset, int skip) |
| | computes DFT of the time series data, if length is a power of 2, using FFT, otherwise by successively dividing n by (2,3,5 or 7) More...
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| Matrix< double > | IDFT (Matrix< double > data) |
| | computes inverse DFT, also using fast factoring algorithm (=FFT if length is a power of 2) More...
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◆ DFT()
| Matrix<double> CronoSeries.TimeSeries.Miscellaneous.DiscreteFourierTransform.DFT |
( |
Matrix< double > |
data, |
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int |
offset, |
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int |
skip |
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) |
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inline |
computes DFT of the time series data, if length is a power of 2, using FFT, otherwise by successively dividing n by (2,3,5 or 7)
- Parameters
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| data | vector of values to be DFT'd |
- Returns
- 2 column matrix: 1st col = real part, 2nd col = imag part
- Parameters
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| offset | typically 0 |
| skip | typically 1 |
◆ IDFT()
| Matrix<double> CronoSeries.TimeSeries.Miscellaneous.DiscreteFourierTransform.IDFT |
( |
Matrix< double > |
data | ) |
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inline |
computes inverse DFT, also using fast factoring algorithm (=FFT if length is a power of 2)
- Parameters
-
- Returns
The documentation for this class was generated from the following file:
- TimeSeries/Miscellaneous/DiscreteFourierTransform.cs
